CRYSTAL TOWNSHIP, Mich. (WOOD) — Authorities are trying to determine the cause of a Montcalm County crash that killed a woman.

It happened around 10:18 a.m. Wednesday at Sidney and Mt. Hope roads in Crystal Township.

Michigan State Police say a Ford Ranger pickup truck that was eastbound on Sidney Road was hit by a southbound Chrysler minivan as it entered the intersection. The passenger of the pickup truck, 61-year-old Sheryl Reinsmith of Sumner, died in the crash.

The pickup truck driver, 67-year-old Robert Reinsmith of Sumner, was taken to the hospital with injuries. The driver of the minivan, Thelma Hills, and her passenger, 70-year-old Bertha Lake, were also hospitalized. Their conditions are not clear.